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Model 50


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The Model 50 is a low volume, high performance, chemical resistant squeeze tube pump. It provides syringe-like flow rates for applications that require around the clock precision accuracy.

Inlet RequirementsSelf-priming
Fluid TypesMobile or Viscous; Abrasive or Non-abrasive
Dry Run Capabilityyes
Maximum Pressure 20 PSIG
Minimum Flow Rate6 ml per hour
Maximum Flow Rate60 ml per hour
Fluid Temperatures SupportedRanges from -75 to 275 degrees F
Mounting Requirements

Horizontal or vertical orientation

Power Source115V AC Motor
Variable Flow Rate?No
Dimensions (in inches) 2 1/2" W x 4" D x 3 1/4" H
Weight10 oz.
Inlet/Outlet Fitting Diameter18 inches
Other Features
  • Precision accuracy is enabled with timing motor.
  • Available in 1, 5, and 10 RPM versions.
  • Power draw is only 4 watts.
  • Each unit is tested to 25 inches of mercury vacuum and pressure to 20 PSIG.

Pump Performance Data

Model Number ML/HR RPM Gallons/month
Model 50-3R-1 RPM 6 1 1.1
Model 50-3R-5 RPM 30 5 5.7
Model 50-3R-10 RPM 60 10 11

Use Cases Include

  • Bottling
  • Fluid samplers
  • Oil skimming & lubrication systems

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